Home / 53,908,603.40-80,862,905.10-48,085,934.60

Finding the Fourth Proportional to 53,908,603.40, 80,862,905.10 and 48,085,934.60

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Solution

The fourth proportional to 53,908,603.40, 80,862,905.10 and 48,085,934.60 is: 72,128,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,908,603.40 : 80,862,905.10 = 48,085,934.60 : x
  2. Step 2: Convert to fraction form
    53,908,603.40/80,862,905.10 = 48,085,934.60/x
  3. Step 3: Cross multiply
    53,908,603.40x = 80,862,905.10 × 48,085,934.60
  4. Step 4: Simplify right side
    53,908,603.40x = 3,888,368,366,204,606.50
  5. Step 5: Solve for x
    x = 3,888,368,366,204,606.50/53,908,603.40
  6. Step 6: Final answer
    x = 72,128,901.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.